=========================================================================Ubuntu Security Notice USN-5663-1
October 07, 2022

thunderbird vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in Thunderbird.

Software Description:
- thunderbird: Mozilla Open Source mail and newsgroup client

Details:

Multiple security issues were discovered in Thunderbird. If a user were
tricked into opening a specially crafted website in a browsing context, an
attacker could potentially exploit these to cause a denial of service, 
spoof the mouse pointer position, obtain sensitive information, spoof the
contents of the addressbar, bypass security restrictions, or execute
arbitrary code. (CVE-2022-2505, CVE-2022-36318, CVE-2022-36319,
CVE-2022-38472, CVE-2022-38473, CVE-2022-38476 CVE-2022-38477,
CVE-2022-38478)

Multiple security issues were discovered in Thunderbird. An attacker could
potentially exploit these in order to determine when a user opens a
specially crafted message. (CVE-2022-3032, CVE-2022-3034)

It was discovered that Thunderbird did not correctly handle HTML messages
that contain a meta tag in some circumstances. If a user were tricked into
replying to a specially crafted message, an attacker could potentially
exploit this to obtain sensitive information. (CVE-2022-3033)

A security issue was discovered with the Matrix SDK in Thunderbird. An
attacker sharing a room with a user could potentially exploit this to
cause a denial of service. (CVE-2022-36059)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 22.04 LTS:
  thunderbird                     1:102.2.2+build1-0ubuntu0.22.04.1

Ubuntu 20.04 LTS:
  thunderbird                     1:102.2.2+build1-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  thunderbird                     1:102.2.2+build1-0ubuntu0.18.04.1

After a standard system update you need to restart Thunderbird to make
all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-5663-1
  CVE-2022-2505, CVE-2022-3032, CVE-2022-3033, CVE-2022-3034,
  CVE-2022-36059, CVE-2022-36318, CVE-2022-36319, CVE-2022-38472,
  CVE-2022-38473, CVE-2022-38476, CVE-2022-38477, CVE-2022-38478

Package Information:
  https://launchpad.net/ubuntu/+source/thunderbird/1:102.2.2+build1-0ubuntu0.22.04.1
  https://launchpad.net/ubuntu/+source/thunderbird/1:102.2.2+build1-0ubuntu0.20.04.1
  https://launchpad.net/ubuntu/+source/thunderbird/1:102.2.2+build1-0ubuntu0.18.04.1